0 an amount of difference between things that are compared -- 差額；差距
a price differential 價格差距
The pay differential between employees and management is too great. 工人與管理者之間的工資差距過大。
1 a differential gear -- 差速齒輪（同differential gear）
2 based on a difference -- 有所區別的，有所差別的
We have a differential salary structure based on employees' experience. 我們按照員工工作經驗的不同採用不同的薪金結構。
One can restrict of course to the unit bundle, that is consider normalized integrable quadratic differentials.
A similar analysis is carried out for real regional wage differentials, though with more difficulty because of measurement errors in price differences.
Moreover, they are consistent with evidence of wage differentials elsewhere.
What is remarkable, however, is that these differentials are not greater.
Also, all potential effects of fertility differentials between migrants and members of the incumbent population become immaterial.
By contrast, many employers today prefer hybrid plans, because they smooth compensation differentials by age and soften the incentives for early retirement.
In the early years, there was little credit arbitrage between different bond markets, and swaps were used to take advantage of the interest-rate differentials.
The slight increase in the capital stock induces a rise of wage differentials.
